Fatal error: Uncaught Error: Class 'Pusher\PusherException' not found in /opt/lampp/htdocs/Insurance-Integration/vendor/pusher/pusher-php-server/src/ApiErrorException.php:10 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/Insurance-Integration/vendor/pusher/pusher-php-server/src/ApiErrorException.php on line 10